The Semi Mount Thin Classic Solitaire Ring from Fascinating Diamonds features a prong center stone setting, elegantly paired with a glossy shank for a refined look that's perfect for everyday. Customize your semi-mount solitaire ring by selecting the center stone shape and cut, metal, and size—design a ring that tells your unique story. Metals: The metal options available for the thin classic semi mount solitaire ring are 14K and 18K white, yellow, black, rose gold and platinum. Ring Sizes: The ring comes in standard sizes ranging from 3 to 13. Receive your merchandise within 7-10 business days via FedEx or UPS, and Fascinating Diamonds only ships out signature required packages maintaining complete security.